(19)

(11)

EP 1 095 186 A1

(12)

(43) Date of publication: 02.05.2001 Bulletin 2001/18 (21) Application number: 99960684.1 (22) Date of filing: 08.07.1999

(51) International Patent Classification (IPC)7: D21H 17/69, D21H 23/04 // (D21H17/63, 21:16, 17:07) (86) International application number: PCT/US9915/390 (87) International publication number: WO 0003/093 (20.01.2000 Gazette 2000/03)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 09.07.1998 US 112414 (71) Applicant: MINERALS TECHNOLOGIES INC. New York, New York 10174-1901 (US)	(72) Inventor: GILL, Robert, Anthony Bethlehem, PA 18107 (US) (74) Representative: Bawden, Peter Charles  Bawden & Associates,66a High Street Harpenden,Hertfordshire AL5 2SP Harpenden,Hertfordshire AL5 2SP (GB)